This is the 1120th most frequent Korean word.
내지
"내지" means "or" or "to/until" depending on the context.
The word '내지' is used here to denote an alternative choice or separation between two comparable regions, Asia and Southeast Asia.
이 책에서는 아시아 내지 동남아시아의 문화를 다룹니다.
This book covers the culture of Asia or Southeast Asia.
In this case, '내지' specifies two possible outcomes, emphasizing the exclusive-or relationship between success and failure.
결과는 성공 내지 실패로 나뉩니다.
The outcome is divided into success or failure.
Here, '내지' is utilized to indicate a range between three days and a week, showing inclusive options.